1/*	$NetBSD: acct.h,v 1.28 2021/09/14 17:10:46 christos Exp $	*/
 2
 3/*-
 4 * Copyright (c) 1990, 1993, 1994
 5 *	The Regents of the University of California.  All rights reserved.
 6 * (c) UNIX System Laboratories, Inc.
 7 * All or some portions of this file are derived from material licensed
 8 * to the University of California by American Telephone and Telegraph
 9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
10 * the permission of UNIX System Laboratories, Inc.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 *	@(#)acct.h	8.3 (Berkeley) 7/10/94
37 */
38
39#ifndef _SYS_ACCT_H_
40#define _SYS_ACCT_H_
41
42/*
43 * Accounting structures; these use a comp_t type which is a 3 bits base 8
44 * exponent, 13 bit fraction ``floating point'' number.  Units are 1/AHZ
45 * seconds.
46 */
47typedef uint16_t comp_t;
48
49struct acct {
50	char	  ac_comm[16];	/* command name */
51	comp_t	  ac_utime;	/* user time */
52	comp_t	  ac_stime;	/* system time */
53	comp_t	  ac_etime;	/* elapsed time */
54	time_t	  ac_btime;	/* starting time */
55	uid_t	  ac_uid;	/* user id */
56	gid_t	  ac_gid;	/* group id */
57	uint16_t  ac_mem;	/* average memory usage */
58	comp_t	  ac_io;	/* count of IO blocks */
59	dev_t	  ac_tty;	/* controlling tty */
60
61#define	AFORK	0x01		/* fork'd but not exec'd */
62#define	ASU	0x02		/* used super-user permissions */
63#define	ACOMPAT	0x04		/* used compatibility mode */
64#define	ACORE	0x08		/* dumped core */
65#define	AXSIG	0x10		/* killed by a signal */
66	uint8_t   ac_flag;	/* accounting flags */
67};
68
69#define	__ACCT_FLAG_BITS \
70	"\020" \
71	"\1FORK" \
72	"\2SU" \
73	"\3COMPAT" \
74	"\4CORE" \
75	"\5XSIG"
76
77/*
78 * 1/AHZ is the granularity of the data encoded in the comp_t fields.
79 * This is not necessarily equal to hz.
80 */
81#define	AHZ	64
82
83#ifdef _KERNEL
84void	acct_init(void);
85int	acct_process(struct lwp *);
86#endif
87
88#endif /* !_SYS_ACCT_H_ */